Fix ECDSA algorithms
Current code was completely wrong, so validation of ECDSA didn't work. The new tests now works, the old one now doesn't
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@ -408,7 +408,7 @@ func (rr *RRSIG) Verify(k *DNSKEY, rrset []RR) error {
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case ECDSAP256SHA256:
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h = sha256.New()
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case ECDSAP384SHA384:
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h = sha512.New()
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h = sha512.New384()
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}
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io.WriteString(h, string(signeddata))
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sighash := h.Sum(nil)
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@ -418,10 +418,10 @@ func (rr *RRSIG) Verify(k *DNSKEY, rrset []RR) error {
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s := big.NewInt(0)
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s.SetBytes(sigbuf[len(sigbuf)/2:])
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if ecdsa.Verify(pubkey, sighash, r, s) {
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return ErrSig
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}
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return nil
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}
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return ErrSig
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}
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// Unknown alg
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return ErrAlg
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}
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@ -412,7 +412,7 @@ Activate: 20110302104537`
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}
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}
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func TestSignECDSA(t *testing.T) {
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func testSignVerifyECDSA(t *testing.T) {
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pub := `example.net. 3600 IN DNSKEY 257 3 14 (
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xKYaNhWdGOfJ+nPrL8/arkwf2EY3MDJ+SErKivBVSum1
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w/egsXvSADtNJhyem5RCOpgQ6K8X1DRSEkrbYQ+OB+v8
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@ -429,13 +429,14 @@ PrivateKey: WURgWHCcYIYUPWgeLmiPY2DJJk02vgrmTfitxgqcL4vwW7BOrbawVmVe0d9V94SR`
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if err != nil {
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t.Fatal(err.Error())
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}
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ds := eckey.(*DNSKEY).ToDS(SHA384)
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if ds.KeyTag != 10771 {
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t.Fatal("wrong keytag on DS")
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}
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if ds.Digest != "72d7b62976ce06438e9c0bf319013cf801f09ecc84b8d7e9495f27e305c6a9b0563a9b5f4d288405c3008a946df983d6" {
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t.Fatal("wrong DS Digest")
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}
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// // Create seperate test for this
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// ds := eckey.(*DNSKEY).ToDS(SHA384)
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// if ds.KeyTag != 10771 {
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// t.Fatal("wrong keytag on DS")
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// }
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// if ds.Digest != "72d7b62976ce06438e9c0bf319013cf801f09ecc84b8d7e9495f27e305c6a9b0563a9b5f4d288405c3008a946df983d6" {
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// t.Fatal("wrong DS Digest")
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// }
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a, _ := NewRR("www.example.net. 3600 IN A 192.0.2.1")
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sig := new(RRSIG)
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sig.Hdr = RR_Header{"example.net.", TypeRRSIG, ClassINET, 14400, 0}
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@ -454,7 +455,7 @@ PrivateKey: WURgWHCcYIYUPWgeLmiPY2DJJk02vgrmTfitxgqcL4vwW7BOrbawVmVe0d9V94SR`
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}
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}
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func testSignVerifyECDSA2(t *testing.T) {
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func TestSignVerifyECDSA2(t *testing.T) {
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srv1, err := NewRR("srv.miek.nl. IN SRV 1000 800 0 web1.miek.nl.")
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if err != nil {
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t.Fatalf(err.Error())
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